7990940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8501}}^1$

素因数の和:8557

約数の個数: 24

約数和(自身を含む): 17140032

約数和(自身を除く): 9149092

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 8501, 17002, 34004, 42505, 85010, 170020, 399547, 799094, 1598188, 1997735, 3995470, 7990940]

約数ペア:

[(1, 7990940), (2, 3995470), (4, 1997735), (5, 1598188), (10, 799094), (20, 399547), (47, 170020), (94, 85010), (188, 42505), (235, 34004), (470, 17002), (940, 8501)]